/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/CCDUtilities.h
int32 GetFastMovingKinematicIndex ( const [FPBDCollisionConstraint](API\Runtime\Chaos\Chaos\Collision\FPBDCollisionConstraint) * Constraint, const [FVec3](API\Runtime\ChaosCore\Chaos\FVec3) Displacements ) const